243 Ida
E1181506
UNEXPLORED
243 Ida is an asteroid in the main asteroid belt best known for being the first asteroid discovered to have its own moon, Dactyl.
All labels observed (3)
| Label | Occurrences |
|---|---|
| 243 Ida canonical | 3 |
| (243) Ida I Dactyl | 1 |
| asteroid 243 Ida | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T15880854 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: 243 Ida Context triple: [Ida, hasName, 243 Ida]
-
A.
asteroid 244 Sita
Asteroid 244 Sita is a main-belt asteroid discovered in the 19th century and named after a revered figure from the Hindu epic Ramayana.
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B.
Encke
Encke is a German surname most notably associated with the 19th-century astronomer Johann Franz Encke, after whom several astronomical objects, including Encke's Comet, are named.
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C.
asteroid 222 Lucia
Asteroid 222 Lucia is a main-belt asteroid discovered in the 19th century and named "Lucia," likely in honor of a woman connected to its discoverer.
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D.
asteroid 299 Thora
Asteroid 299 Thora is a main-belt asteroid discovered in the late 19th century and named after the Norse goddess Thor.
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E.
asteroid 286 Iclea
Asteroid 286 Iclea is a main-belt asteroid discovered in the 19th century and named after a character from the science fiction novel "Auf zwei Planeten" by Kurd Lasswitz.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: 243 Ida Target entity description: 243 Ida is an asteroid in the main asteroid belt best known for being the first asteroid discovered to have its own moon, Dactyl.
-
A.
asteroid 244 Sita
Asteroid 244 Sita is a main-belt asteroid discovered in the 19th century and named after a revered figure from the Hindu epic Ramayana.
-
B.
Encke
Encke is a German surname most notably associated with the 19th-century astronomer Johann Franz Encke, after whom several astronomical objects, including Encke's Comet, are named.
-
C.
asteroid 222 Lucia
Asteroid 222 Lucia is a main-belt asteroid discovered in the 19th century and named "Lucia," likely in honor of a woman connected to its discoverer.
-
D.
asteroid 299 Thora
Asteroid 299 Thora is a main-belt asteroid discovered in the late 19th century and named after the Norse goddess Thor.
-
E.
asteroid 286 Iclea
Asteroid 286 Iclea is a main-belt asteroid discovered in the 19th century and named after a character from the science fiction novel "Auf zwei Planeten" by Kurd Lasswitz.
- F. None of above. chosen
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
(243) Ida I Dactyl